Side by side

Grand Seiko SBGX355vsSeiko Astron GPS Solar 2024 Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

SBGX355
Grand SeikoSBGX355
MSRP $4,100
Astron GPS Solar 2024 Limited Edition
SeikoAstron GPS Solar 2024 Limited Edition
MSRP $2,300
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SBGX355

The Grand Seiko SBGX355 is widely praised for its beautiful dial, excellent finishing, and perfect 37mm size. Owners report unparalleled accuracy from the 9F62 quartz movement, rated to within 10 seconds per year. The high-intensity titanium case and 100m water resistance are noted features. Some consider the SBGX355 a "baby Snowflake" and a more accessible alternative to other models. Overall, owners and reviewers rate the Grand Seiko SBGX355 highly for its iconic Snowflake dial and exceptional quartz accuracy in a wearable 37mm case.

From video reviewers

The titanium case finishing is a significant strength. The deployant clasp is noted as prone to rattle. Reviewers disagree on the ideal case size for everyday wear.

Seiko Astron GPS Solar 2024 Limited Edition

The Seiko Astron GPS Solar 2024 Limited Edition is widely praised for its light and thin wearability, with owners highlighting its comfortable 39mm size and titanium construction. Reviewers and owners alike commend its excellent lume application, clear and legible dial, and subtle gold accents. The watch offers automatic GPS time adjustment for global time and location updates, a perpetual calendar, and a six-month power reserve, eliminating battery changes. Some owners, however, find its dial too shiny for maximum versatility and note that its size wears larger than its dimensions suggest, making it less of a daily driver for some. A minor point of contention for some is the chapter ring alignment, which was noted as slightly imperfect. Overall, owners and reviewers rate the Seiko Astron GPS Solar 2024 Limited Edition highly for its blend of high-tech functionality, comfortable wearability, and attractive design.

At a glance

10 of 29 specs differ
Diameter
SBGX35537mm
Astron GPS Solar 2024 Limited Edition41.2mm
Power Reserve
SBGX35540h
Astron GPS Solar 2024 Limited Edition40h
Water Resistance
SBGX355100m
Astron GPS Solar 2024 Limited Edition100m
MSRP
SBGX355$4,100
Astron GPS Solar 2024 Limited Edition$2,300

Full specifications

Case

5 specs
Category
Dress
GMT
Diameter
37mm
41.2mm
Thickness
10.6mm
12mm
Lug-to-Lug
44.6mm
48.5mm
Lug Width
19mm
14mm

Crystal & Dial

2 specs
AR Coating
Yes
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
9F62
3X62
Jewels
25
10

Pricing

1 specs
MSRP
$4,100
$2,300
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